Pothigai Express

{{Use dmy dates|date=January 2016}}

{{Use Indian English|date=January 2016}}

{{Infobox rail service

| box_width = 30em

| color = 00ced1

| name = Pothigai Express

| image = POTHIGAI SUPERFAST EXPRESS.jpg

| image_width = 300px

| caption = Pothigai Express is at Sengottai Railway Station

| type = Superfast

| status = Active

| trainnumber = * 12661 (Down)

• 12662 (Up)

| locale = Tamil Nadu

| first = {{start date and age|2004|09|20}}

| last =

| operator = Southern Railway zone

| ridership = Superfast

| website = www.indianrailways.gov.in

| start = Chennai Egmore (MS)

| end = {{rws|Sengottai}} (SCT)

| distance = {{convert|667|km|abbr=on}}

| journeytime = 11hrs 35min

| frequency = Daily

| class = * 2 2nd A/C II Tire (A)

• 6 3rd A/C III Tire (B)
• 8 Sleeper (SL)
• 3 Unreserved (UR)
• 2 EOG

| seating = Corridor coach (UR/GS only)

| sleeping = Couchette car

| access = {{Access icon|20px}}

| autorack = No

| catering = e-Catering

• 12662 (Sengottai ➡ Madurai Junction)
• 12661 (Chennai Egmore ➡ Chengalpattu Junction)

| observation = Large Windows

| entertainment =

| baggage =

| otherfacilities = CCTV Cameras in all Coaches

| stock = * MS-SCT WAP-7 from Electric Loco Shed, Royapuram, Erode and Lalaguda

• MS-SCT WAP-4 from Electric Loco Shed, Arakkonam & Erode

| gauge = {{Track gauge|5ft6in|lk=on}} Broad Gauge

| el = 25kV AC, 50 Hz (High Voltage Traction)

| speed = {{cvt|67|km/h}}

| trainlength = 22 coaches

| owners = Indian Railways

| routenumber = 21/21A

| maintenance = {{rws|Tirunelveli Junction}}

| sharing = Nellai Express (12631/12632)

| map = 300px

| map_state =

}}

The Pothigai Express is an overnight Superfast train service operated between Chennai Egmore and Sengottai.

From November first, 2023 it has since operated as an electric locomotive. ROYAPURAM WAP7 30357 is the first electric locomotive to pull Pothigai express up to Sengottai after transitioning to an electric model.